Wilo SC-HVAC SC, Инструкция по установке и эксплуатации

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English
86 WILO SE 02/2014
The fault can be acknowledged in menu 6.1.0.0 by the following
operation (see Fig. 21):
10.2 History memory for the faults A history memory has been set up for the switchgear and operates
according to the FIFO principle (first IN, first OUT). The memory is
configured for 16 faults.
The fault memory can be called up using menus 6.1.0.1 - 6.1.1.6.
Fig. 21: Fault acknowledgement sequence
Code Fault description Cause Remedy
E40 Sensor faulty Sensor defective Replace sensor.
No electrical connection to the
sensor Repair the electrical connection.
E60 Maximum pressure exceeded The output pressure of the system
has risen above the value set in
menu 5.4.1.0 (e.g. due to a con-
troller fault). Check controller function.
Check installation.
E61 Pressure below minimum value The output pressure of the system
has dropped below the value set in
menu 5.4.2.0 (e.g. due to a pipe
burst). Check whether the set value corre-
sponds to local conditions.
Check the pipe and repair it if nec-
essary.
E62 Low water Protection against low water level
has tripped. Check inlet/break tank; pumps
restart automatically.
E64 Frost protection Frost protection thermostat has
responded. Check the outdoor temperature.
E80.1
-
E80.4 Fault of pump 1...4 Excess winding temperature
(thermal winding contact/PTC) Clean the cooling fins; motors are
designed for an ambient tempera-
ture of +40°C (see also installation
and operating instructions of the
pump).
Motor protection has tripped
(excess current or short-circuit in
the supply line). Check the pump (in accordance
with the installation and operating
instructions of the pump) and the
supply line.
Collective fault signal of the pump
frequency converter has been acti-
vated (only SCe version). Check the pump (in accordance
with the installation and operating
instructions of the pump) and the
supply line.
E82 Frequency converter fault Frequency converter has signalled
a fault. Read off the fault on the frequency
converter and act in accordance
with the FC operating instructions.
Motor protection of the frequency
converter has tripped (e.g. short-
circuit of the FC mains power
cable; overload of the connected
pump). Check the mains power cable and
repair it if necessary.
Check the pump (in accordance
with the installation and operating
instructions of the pump).
Tab. 10 – Fault codes, fault causes and fault remedies